中文说明：包括四元数的各种计算,具有丰富的参数选项,欢迎大家下载学习，能量谱分析计算,数据模型归一化，模态振动，包括轨道机动仿真、初轨计算。
English Description：
Including the calculation of the number of four yuan, with a wealth of parameter options, welcome to download the study, energy spectrum analysis, data model normalization, modal vibration, including the orbit maneuver simulation, the initial orbit calculation.